78338000

素因数分解:

$2^4\times 5^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:190

約数の個数: 160

約数和(自身を含む): 214486272

約数和(自身を除く): 136148272

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 25, 26, 40, 46, 50, 52, 65, 80, 92, 100, 104, 115, 125, 130, 131, 184, 200, 208, 230, 250, 260, 262, 299, 325, 368, 400, 460, 500, 520, 524, 575, 598, 650, 655, 920, 1000, 1040, 1048, 1150, 1196, 1300, 1310, 1495, 1625, 1703, 1840, 2000, 2096, 2300, 2392, 2600, 2620, 2875, 2990, 3013, 3250, 3275, 3406, 4600, 4784, 5200, 5240, 5750, 5980, 6026, 6500, 6550, 6812, 7475, 8515, 9200, 10480, 11500, 11960, 12052, 13000, 13100, 13624, 14950, 15065, 16375, 17030, 23000, 23920, 24104, 26000, 26200, 27248, 29900, 30130, 32750, 34060, 37375, 39169, 42575, 46000, 48208, 52400, 59800, 60260, 65500, 68120, 74750, 75325, 78338, 85150, 119600, 120520, 131000, 136240, 149500, 150650, 156676, 170300, 195845, 212875, 241040, 262000, 299000, 301300, 313352, 340600, 376625, 391690, 425750, 598000, 602600, 626704, 681200, 753250, 783380, 851500, 979225, 1205200, 1506500, 1566760, 1703000, 1958450, 3013000, 3133520, 3406000, 3916900, 4896125, 6026000, 7833800, 9792250, 15667600, 19584500, 39169000, 78338000]

約数ペア:

[(1, 78338000), (2, 39169000), (4, 19584500), (5, 15667600), (8, 9792250), (10, 7833800), (13, 6026000), (16, 4896125), (20, 3916900), (23, 3406000), (25, 3133520), (26, 3013000), (40, 1958450), (46, 1703000), (50, 1566760), (52, 1506500), (65, 1205200), (80, 979225), (92, 851500), (100, 783380), (104, 753250), (115, 681200), (125, 626704), (130, 602600), (131, 598000), (184, 425750), (200, 391690), (208, 376625), (230, 340600), (250, 313352), (260, 301300), (262, 299000), (299, 262000), (325, 241040), (368, 212875), (400, 195845), (460, 170300), (500, 156676), (520, 150650), (524, 149500), (575, 136240), (598, 131000), (650, 120520), (655, 119600), (920, 85150), (1000, 78338), (1040, 75325), (1048, 74750), (1150, 68120), (1196, 65500), (1300, 60260), (1310, 59800), (1495, 52400), (1625, 48208), (1703, 46000), (1840, 42575), (2000, 39169), (2096, 37375), (2300, 34060), (2392, 32750), (2600, 30130), (2620, 29900), (2875, 27248), (2990, 26200), (3013, 26000), (3250, 24104), (3275, 23920), (3406, 23000), (4600, 17030), (4784, 16375), (5200, 15065), (5240, 14950), (5750, 13624), (5980, 13100), (6026, 13000), (6500, 12052), (6550, 11960), (6812, 11500), (7475, 10480), (8515, 9200)]